Provide information and increase motivation to change or prevent problematic alcohol consumption in a short session; also called alcohol screening & brief intervention
Provide rapid access to permanent housing and support (e.g., crisis intervention, needs assessment, case management), usually for chronically homeless individuals with persistent mental illness or substance abuse issues
Provide sterile injection equipment and often other treatment and referral services to people who inject drugs; also called needle or syringe exchange programs and needle syringe programs
